public int PeformFFT(RenderTexture[] data0, RenderTexture[] data1, RenderTexture[] data2)
{
if (ButterFlyLookupTable == null)
{
return(-1);
}
if (SystemInfo.supportedRenderTargetCount < 3)
{
throw new InvalidOperationException("System does not support at least 3 render targets");
}
var pass0 = new RenderTexture[] { data0[0], data1[0], data2[0] };
var pass1 = new RenderTexture[] { data0[1], data1[1], data2[1] };
int i;
int idx = 0;
int idx1;
int j = 0;
for (i = 0; i < Passes; i++, j++)
{
idx = j % 2;
idx1 = (j + 1) % 2;
FourierMaterial.SetTexture("_ButterFlyLookUp", ButterFlyLookupTable[i]);
FourierMaterial.SetTexture("_ReadBuffer0", data0[idx1]);
FourierMaterial.SetTexture("_ReadBuffer1", data1[idx1]);
FourierMaterial.SetTexture("_ReadBuffer2", data2[idx1]);
if (idx == 0)
{
RTUtility.MultiTargetBlit(pass0, FourierMaterial, PASS_X_3);
}
else
{
RTUtility.MultiTargetBlit(pass1, FourierMaterial, PASS_X_3);
}
}
for (i = 0; i < Passes; i++, j++)
{
idx = j % 2;
idx1 = (j + 1) % 2;
FourierMaterial.SetTexture("_ButterFlyLookUp", ButterFlyLookupTable[i]);
FourierMaterial.SetTexture("_ReadBuffer0", data0[idx1]);
FourierMaterial.SetTexture("_ReadBuffer1", data1[idx1]);
FourierMaterial.SetTexture("_ReadBuffer2", data2[idx1]);
if (idx == 0)
{
RTUtility.MultiTargetBlit(pass0, FourierMaterial, PASS_Y_3);
}
else
{
RTUtility.MultiTargetBlit(pass1, FourierMaterial, PASS_Y_3);
}
}
return(idx);
}
/// <summary>
/// Initialize the enabled buffers with the current conditions spectrum for this time.
/// </summary>
protected override void Initilize(WaveSpectrumCondition condition, float time)
{
if (InitMaterial == null)
{
throw new InvalidOperationException("GPU buffer has not had its Init material set");
}
if (InitPass == -1)
{
throw new InvalidOperationException("GPU buffer has not had its Init material pass set");
}
InitMaterial.SetTexture("Ceto_Spectrum01", (condition.Spectrum01 != null) ? condition.Spectrum01 : Texture2D.blackTexture);
InitMaterial.SetTexture("Ceto_Spectrum23", (condition.Spectrum23 != null) ? condition.Spectrum23 : Texture2D.blackTexture);
InitMaterial.SetTexture("Ceto_WTable", condition.WTable);
InitMaterial.SetVector("Ceto_InverseGridSizes", condition.InverseGridSizes());
InitMaterial.SetVector("Ceto_GridSizes", condition.GridSizes);
InitMaterial.SetVector("Ceto_Offset", m_offset);
InitMaterial.SetFloat("Ceto_Time", time);
m_tmpList.Clear();
int count = m_buffers.Length;
for (int i = 0; i < count; i++)
{
if (!m_buffers[i].disabled)
{
m_tmpList.Add(m_buffers[i].data[1]);
}
}
count = m_tmpList.Count;
if (count == 0)
{
return;
}
else if (count == 1)
{
Graphics.Blit(null, m_tmpList[0], InitMaterial, InitPass);
}
else if (count == 2)
{
m_tmpBuffer2[0] = m_tmpList[0].colorBuffer;
m_tmpBuffer2[1] = m_tmpList[1].colorBuffer;
RTUtility.MultiTargetBlit(m_tmpBuffer2, m_tmpList[0].depthBuffer, InitMaterial, InitPass);
}
else if (count == 3)
{
m_tmpBuffer3[0] = m_tmpList[0].colorBuffer;
m_tmpBuffer3[1] = m_tmpList[1].colorBuffer;
m_tmpBuffer3[2] = m_tmpList[2].colorBuffer;
RTUtility.MultiTargetBlit(m_tmpBuffer3, m_tmpList[0].depthBuffer, InitMaterial, InitPass);
}
else if (count == 4)
{
m_tmpBuffer4[0] = m_tmpList[0].colorBuffer;
m_tmpBuffer4[1] = m_tmpList[1].colorBuffer;
m_tmpBuffer4[2] = m_tmpList[2].colorBuffer;
m_tmpBuffer4[3] = m_tmpList[3].colorBuffer;
RTUtility.MultiTargetBlit(m_tmpBuffer4, m_tmpList[0].depthBuffer, InitMaterial, InitPass);
}
}
public int PeformFFT(RenderTexture[] data0, RenderTexture[] data1, RenderTexture[] data2, RenderTexture[] data3)
{
if (this.m_butterflyLookupTable == null)
{
return(-1);
}
if (SystemInfo.supportedRenderTargetCount < 4)
{
throw new InvalidOperationException("System does not support at least 4 render targets");
}
this.m_pass0RT4[0] = data0[0].colorBuffer;
this.m_pass0RT4[1] = data1[0].colorBuffer;
this.m_pass0RT4[2] = data2[0].colorBuffer;
this.m_pass0RT4[3] = data3[0].colorBuffer;
this.m_pass1RT4[0] = data0[1].colorBuffer;
this.m_pass1RT4[1] = data1[1].colorBuffer;
this.m_pass1RT4[2] = data2[1].colorBuffer;
this.m_pass1RT4[3] = data3[1].colorBuffer;
RenderBuffer depthBuffer = data0[0].depthBuffer;
RenderBuffer depthBuffer2 = data0[1].depthBuffer;
int num = 0;
int num2 = 0;
int i = 0;
while (i < this.m_passes)
{
num = num2 % 2;
int num3 = (num2 + 1) % 2;
this.m_fourier.SetTexture("Ceto_ButterFlyLookUp", this.m_butterflyLookupTable[i]);
this.m_fourier.SetTexture("Ceto_ReadBuffer0", data0[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer1", data1[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer2", data2[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer3", data3[num3]);
if (num == 0)
{
RTUtility.MultiTargetBlit(this.m_pass0RT4, depthBuffer, this.m_fourier, 6);
}
else
{
RTUtility.MultiTargetBlit(this.m_pass1RT4, depthBuffer2, this.m_fourier, 6);
}
i++;
num2++;
}
i = 0;
while (i < this.m_passes)
{
num = num2 % 2;
int num3 = (num2 + 1) % 2;
this.m_fourier.SetTexture("Ceto_ButterFlyLookUp", this.m_butterflyLookupTable[i]);
this.m_fourier.SetTexture("Ceto_ReadBuffer0", data0[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer1", data1[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer2", data2[num3]);
this.m_fourier.SetTexture("Ceto_ReadBuffer3", data3[num3]);
if (num == 0)
{
RTUtility.MultiTargetBlit(this.m_pass0RT4, depthBuffer, this.m_fourier, 7);
}
else
{
RTUtility.MultiTargetBlit(this.m_pass1RT4, depthBuffer2, this.m_fourier, 7);
}
i++;
num2++;
}
return(num);
}
/// <summary>
/// Perform fourier transform on four textures.
/// </summary>
public int PeformFFT(RenderTexture[] data0, RenderTexture[] data1, RenderTexture[] data2, RenderTexture[] data3)
{
if (m_butterflyLookupTable == null)
{
return(-1);
}
if (SystemInfo.supportedRenderTargetCount < 4)
{
throw new InvalidOperationException("System does not support at least 4 render targets");
}
//RenderTexture[] pass0 = new RenderTexture[] { data0[0], data1[0], data2[0], data3[0] };
//RenderTexture[] pass1 = new RenderTexture[] { data0[1], data1[1], data2[1], data3[1] };
m_pass0RT4[0] = data0[0].colorBuffer;
m_pass0RT4[1] = data1[0].colorBuffer;
m_pass0RT4[2] = data2[0].colorBuffer;
m_pass0RT4[3] = data3[0].colorBuffer;
m_pass1RT4[0] = data0[1].colorBuffer;
m_pass1RT4[1] = data1[1].colorBuffer;
m_pass1RT4[2] = data2[1].colorBuffer;
m_pass1RT4[3] = data3[1].colorBuffer;
RenderBuffer depth0 = data0[0].depthBuffer;
RenderBuffer depth1 = data0[1].depthBuffer;
int i;
int idx = 0; int idx1;
int j = 0;
for (i = 0; i < m_passes; i++, j++)
{
idx = j % 2;
idx1 = (j + 1) % 2;
m_fourier.SetTexture("Ceto_ButterFlyLookUp", m_butterflyLookupTable[i]);
m_fourier.SetTexture("Ceto_ReadBuffer0", data0[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer1", data1[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer2", data2[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer3", data3[idx1]);
//if (idx == 0)
// RTUtility.MultiTargetBlit(pass0, m_fourier, PASS_X_4);
//else
// RTUtility.MultiTargetBlit(pass1, m_fourier, PASS_X_4);
if (idx == 0)
{
RTUtility.MultiTargetBlit(m_pass0RT4, depth0, m_fourier, PASS_X_4);
}
else
{
RTUtility.MultiTargetBlit(m_pass1RT4, depth1, m_fourier, PASS_X_4);
}
}
for (i = 0; i < m_passes; i++, j++)
{
idx = j % 2;
idx1 = (j + 1) % 2;
m_fourier.SetTexture("Ceto_ButterFlyLookUp", m_butterflyLookupTable[i]);
m_fourier.SetTexture("Ceto_ReadBuffer0", data0[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer1", data1[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer2", data2[idx1]);
m_fourier.SetTexture("Ceto_ReadBuffer3", data3[idx1]);
//if (idx == 0)
// RTUtility.MultiTargetBlit(pass0, m_fourier, PASS_Y_4);
//else
// RTUtility.MultiTargetBlit(pass1, m_fourier, PASS_Y_4);
if (idx == 0)
{
RTUtility.MultiTargetBlit(m_pass0RT4, depth0, m_fourier, PASS_Y_4);
}
else
{
RTUtility.MultiTargetBlit(m_pass1RT4, depth1, m_fourier, PASS_Y_4);
}
}
return(idx);
}